| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.61 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.61 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 993.94 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |